Finding the Fourth Proportional to 18,574,898.12, 27,864,563.06 and 8,983,384.52
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Solution
The fourth proportional to 18,574,898.12, 27,864,563.06 and 8,983,384.52 is: 13,476,148.45
Step by Step Solution
- Step 1: Write the proportion equation
18,574,898.12 : 27,864,563.06 = 8,983,384.52 : x - Step 2: Convert to fraction form
18,574,898.12/27,864,563.06 = 8,983,384.52/x - Step 3: Cross multiply
18,574,898.12x = 27,864,563.06 × 8,983,384.52 - Step 4: Simplify right side
18,574,898.12x = 250,318,084,541,887.72 - Step 5: Solve for x
x = 250,318,084,541,887.72/18,574,898.12 - Step 6: Final answer
x = 13,476,148.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.